Combined backpack and seat



FIG. 1 is a frontal view of the backpack with the supports extended,

FIG. 2 is a rear view of the backpack in a similar position to FIG. 1,

FIG. 3 is a frontal view with the supports collapsed, and

FIG. 4 is a top view showing the seat on top of the pack. 

The ornamental design for a combined backpack and seat, as shown. 